Fair Value of Financial Instruments (Tables)

12 Months Ended

May. 30, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value by Balance Sheet Grouping

he carrying value and fair value of the company's long-term debt, including current maturities, is as follows for the periods indicated:

(In millions)	May 30, 2015		May 31, 2014
Carrying value	$	290.0	$	250.0
Fair value	$	315.1	$	279.2

Schedule of Fair Value Assets and Liabilities Measured on a Recurring and Nonrecurring Basis

The following tables set forth financial assets and liabilities measured at fair value in the Consolidated Balance Sheets and the respective pricing levels to which the fair value measurements are classified within the fair value hierarchy as of May 30, 2015 and May 31, 2014:

(In millions)	Fair Value Measurements
	May 30, 2015		May 31, 2014
Financial Assets	Quoted Prices With Other Observable Inputs (Level 2)		Quoted Prices With Other Observable Inputs (Level 2)
Available-for-sale marketable securities:
Asset-backed securities	$	0.2	$	0.4
Corporate debt securities	0.6		1.2
Government obligations	0.5		7.9
Mortgage-backed securities	4.4		1.6
Foreign currency forward contracts	0.7		0.2
Deferred compensation plan	7.9		6.3
Total	$	14.3	$	17.6
Financial Liabilities
Foreign currency forward contracts	$	0.2	$	0.1
Total	$	0.2	$	0.1

Schedule of Unrealized Gain (Loss) on Investments

The following is a summary of the carrying and market values of the company's marketable securities as of the dates indicated:

	May 30, 2015
(In millions)	Cost		Unrealized Gain		Unrealized Loss		Market Value
Asset-backed securities	$	0.2	$	—	$	—	$	0.2
Corporate debt securities	0.6		—		—		0.6
Government obligations	0.5		—		—		0.5
Mortgage-backed securities	4.4		—		—		4.4
Total	$	5.7	$	—	$	—	$	5.7
	May 31, 2014
(In millions)	Cost		Unrealized Gain		Unrealized Loss		Market Value
Asset-backed securities	$	0.4	$	—	$	—	$	0.4
Corporate debt securities	1.2		—		—		1.2
Government obligations	7.9		—		—		7.9
Mortgage-backed securities	1.6		—		—		1.6
Total	$	11.1	$	—	$	—	$	11.1

Schedule of Debt Securities Maturities

Maturities of debt securities included in marketable securities as of May 30, 2015, are as follows:

(In millions)	Cost		Market Value
Due within one year	$	3.1	$	3.1
Due after one year through five years	2.5		2.5
Due after five years	0.1		0.1
Total	$	5.7	$	5.7